#ifndef _INCL_CFILT2
#define _INCL_CFILT2

class CFilt2
{
    public :
      CFilt2();
      CFilt2(double wn_,double ksi_);
      ~CFilt2();
    
      void setParam(double wn_,double ksi_);
      
      void simulate(double u,double dt);
      
      void init();
      
      double x[4];
    
    private :
      
      double wn;
      double ksi;


};


#endif